Class/Course - Class XI

Subject - Physics

Chapter - Laws of Motion


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Q.1 A block of mass m is at rest under the action of force F aginst a wall as shown in (figure). Which of the following statements is incorrect?
 
  f = mg[where f is the friction force]
  F = N [where N is the normal force]
  F will not produce torque
  N will not produce torque